Two of the three songs are ones you already know — Hearts2Hearts debut in Japan
Their first Japanese single. The tracks came out yesterday, the disc comes tomorrow.
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In three lines
- Hearts2Hearts released their first Japanese single 'ICONIC HEART'.
- Digital arrived at midnight on August 10; the disc comes August 12.
- Two of the three tracks are Japanese versions of existing songs.

What's on the single
| Item | Detail |
|---|---|
| Artist | Hearts2Hearts |
| Single | First Japanese single 'ICONIC HEART' |
| Digital | August 10, midnight |
| Physical | August 12 |
| Tracks | 3 |
| Label | SM Entertainment |
The three are the title track 'ICONIC HEART' plus Japanese versions of 'Lemon Tang' and 'RUDE!'.
One new song, two translations
It's a common shape for a Japanese debut single. Add one new song, then sing the already-known ones in the local language.
Fill it entirely with new material and local listeners have no context. Translate only existing songs and there's no signal of a fresh start. Split it one-and-two and you can do both at once.
The two translated songs already have confirmed reactions. Putting something proven back out with only the language changed reduces risk. In exchange, the surface available for showing something new shrinks by the same amount.
Two days between the tracks and the disc
Digital on the 10th at midnight, physical on the 12th. Two days in between.
Japan is still a market where physical sales weigh heavily as a metric, so a separate disc date is common. The tracks go out first to be heard; the disc reaches the people who collect a few days later.
In Korea the standard is both on the same day, so the gap can look odd. It also means different markets count different things first.
Where this sits after a debut
This team hasn't been around long. For a team like that, a separate single in Japan widens the range of activity by one step.
The way it widens is cautious, though. Three tracks, one of them new. It's a shape that puts a foot in without spreading wide.
How much this single sells will say less than what comes next — whether that one leads with new material or with translations.
That's the last of the numbers. Now, the music.
하츠투하츠Hearts2HeartsICONICHEART일본데뷔
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